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do_test.go
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do_test.go
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package grace
import (
"context"
"io"
"testing"
"github.com/stretchr/testify/require"
)
func TestDo(t *testing.T) {
var count int
task := TaskFunc(func() error {
count++
return nil
})
err := Do(task, task, task)
require.NoError(t, err)
require.Equal(t, int(3), count)
task1 := TaskFunc(func() error {
count++
return io.ErrUnexpectedEOF
})
err = Do(task, task, task, task1)
require.Equal(t, io.ErrUnexpectedEOF, err)
require.Equal(t, int(7), count)
}
func TestDoContext(t *testing.T) {
type customKey string
ctx := context.WithValue(context.Background(), customKey("a"), "a")
var count int
task := ContextTaskFunc(func(_ctx context.Context) error {
require.Equal(t, ctx, _ctx)
count++
return nil
})
err := DoContext(ctx, task, task, task)
require.NoError(t, err)
require.Equal(t, int(3), count)
task1 := ContextTaskFunc(func(_ctx context.Context) error {
require.Equal(t, ctx, _ctx)
count++
return io.ErrUnexpectedEOF
})
err = DoContext(ctx, task, task, task, task1)
require.Equal(t, io.ErrUnexpectedEOF, err)
require.Equal(t, int(7), count)
}